Perhaps you should try some spelling variations:
internal communication » interpersonal communication, intercultural communication, personal communication
developpement de » developpement des, developpement durable
rate variations » price variations, its variations, climate variations
rheologie rate » rheologie au
variations 4 » variations _, variation 4, variations 1
2 internal » 4 internal
de afrique » de l'afrique, en afrique, l afrique

You may be able to get more results by adjusting your search query.

• The words AND, OR and NOT may confuse the search; try adding quotes: "rheologie rate variations 4 2 internal communication ((a l) OR (a la)) developpement de afrique.~".
• Adding a wildcard symbol may retrieve word variants: rheologie rate variations 4 2 internal communication ((a l) OR (a la)) developpement de afrique.*.